1.0 2010-04-08 22:10:44 UTC 2015-07-20 22:59:42 UTC FDB013487 Zinc dithionite Food contaminant arising from its use as a packaging additive Dithionous acid, zinc salt (1:1) Tetrakis(monothiosulfato(2-))di-zincate(4-) Zinc dithionite or zinc hydrosulfite Zinc dithionite or zinc hydrosulfite [UN1931] [Class 9] Zinc hydrosulfite Zinc hyposulfite Zincate(4-), tetrakis(monothiosulfato(2-))di- O4S2Zn 193.537 191.852946446 zinc(2+) ion sulfinatosulfinate zinc(2+) ion dithionite 7779-86-4 [Zn++].[O-]S(=O)S([O-])=O InChI=1S/H2O4S2.Zn/c1-5(2)6(3)4;/h(H,1,2)(H,3,4);/q;+2/p-2 PENRVBJTRIYHOA-UHFFFAOYSA-L belongs to the class of inorganic compounds known as transition metal dithionites. These are inorganic compounds in which the largest oxoanion is dithionite, and in which the heaviest atom not in an oxoanion is a transition metal. Transition metal dithionites Inorganic compounds Mixed metal/non-metal compounds Transition metal oxoanionic compounds Transition metal dithionites Inorganic oxides Inorganic salts Inorganic oxide Inorganic salt Transition metal dithionite logp -1.5 ChemAxon pka_strongest_acidic 1.7 ChemAxon iupac zinc(2+) ion sulfinatosulfinate ChemAxon average_mass 193.537 ChemAxon mono_mass 191.852946446 ChemAxon smiles [Zn++].[O-]S(=O)S([O-])=O ChemAxon formula O4S2Zn ChemAxon inchi InChI=1S/H2O4S2.Zn/c1-5(2)6(3)4;/h(H,1,2)(H,3,4);/q;+2/p-2 ChemAxon inchikey PENRVBJTRIYHOA-UHFFFAOYSA-L ChemAxon polar_surface_area 80.26 ChemAxon refractivity 17.28 ChemAxon polarizability 8.41 ChemAxon rotatable_bond_count 1 ChemAxon acceptor_count 4 ChemAxon donor_count 0 ChemAxon physiological_charge -2 ChemAxon formal_charge 0 ChemAxon Specdb::CMs 14684 Specdb::MsMs 298453 Specdb::MsMs 298454 Specdb::MsMs 298455 HMDB34906 #<Reference:0x000055ce3011b940>